/*
 * File    : PeerManager.java
 * Created : 28-Dec-2003
 * By      : parg
 * 
 * Azureus - a Java Bittorrent client
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details ( see the LICENSE file ).
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package org.gudy.azureus2.plugins.peers;

import java.util.Map;

import org.gudy.azureus2.plugins.disk.DiskManager;
import org.gudy.azureus2.plugins.download.Download;
import org.gudy.azureus2.plugins.download.DownloadException;
import org.gudy.azureus2.plugins.utils.PooledByteBuffer;

/**
 * @author parg
 * 
 */
public interface PeerManager {
    public Download getDownload()

    throws DownloadException;

    public void addPeer(Peer peer);

    /**
     * Add a new peer, using the default internal Peer implementation (like for peers given in announce reply), using the given address and port.
     * 
     * @param ip_address
     *            of peer to inject
     * @param port
     *            of peer to inject
     */

    public void addPeer(String ip_address, int port);

    public void addPeer(String ip_address, int tcp_port, boolean use_crypto);

    public void addPeer(String ip_address, int tcp_port, int udp_port, boolean use_crypto);

    public void addPeer(String ip_address, int tcp_port, int udp_port, boolean use_crypto, Map<Object, Object> user_data);

    public void peerDiscovered(String peer_source, String ip_address, int tcp_port, int udp_port, boolean use_crypto);

    public void removePeer(Peer peer);

    public Peer[] getPeers();

    /**
     * returns the peers for the given address
     * 
     * @param address
     * @return
     */

    public Peer[] getPeers(String address);

    /**
     * Get the list of currently pending peers
     * 
     * @since 4005
     * @return
     */

    public PeerDescriptor[] getPendingPeers();

    /**
     * returns the pending connections to the given address
     * 
     * @param address
     * @return
     */

    public PeerDescriptor[] getPendingPeers(String address);

    public DiskManager getDiskManager();

    public PeerManagerStats getStats();

    public boolean isSeeding();

    public boolean isSuperSeeding();

    public PeerStats createPeerStats(Peer peer);

    public void requestComplete(PeerReadRequest request, PooledByteBuffer data, Peer sender);

    public void requestCancelled(PeerReadRequest request, Peer sender);

    public Piece[] getPieces();

    public int getUploadRateLimitBytesPerSecond();

    public int getDownloadRateLimitBytesPerSecond();

    public void addListener(PeerManagerListener l);

    public void removeListener(PeerManagerListener l);

    public void addListener(PeerManagerListener2 l);

    public void removeListener(PeerManagerListener2 l);
}
